#5148BF#5148BF

#5148BF is a mid, vivid blue. Relative luminance 0.101; OKLCH L 48.2% C 0.180 H 280.6°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#5148BF
RGB	rgb(81, 72, 191)
HSL	hsl(245, 48%, 52%)
HSV	hsv(245, 62%, 75%)
CMYK	cmyk(57.6%, 62.3%, 0%, 25.1%)
CIE-LAB	lab(38.10, 37.68, -61.48)
CIE-LCH	lch(38.10, 72.10, 301.50°)
OKLab	oklab(48.2% 0.0332 -0.1767)
OKLCH	oklch(48.2% 0.18 280.6)
XYZ	xyz(15.1117, 10.1446, 50.4419)
Luminance	0.1015 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.19

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5148BF #B6BF48

analogous

#487BBF #5148BF #8D48BF

triadic

#5148BF #BF5148 #48BF51

tetradic

#5148BF #BF487B #B6BF48 #48BF8D

square

#5148BF #BF487B #B6BF48 #48BF8D

split-complementary

#5148BF #BF8D48 #7BBF48

monochromatic

#2A2468 #3C3496 #5148BF #7C75CF #A7A3DF

Accessibility & contrast

On white

6.93

#5148BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#5148BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5148BF

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5148BF	#FFFFFF	#000000	##FFFFFF
##5148BF	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EC3

Deuteranopia (green-blind)

#0055BD

Tritanopia (blue-blind)

#10657D

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #5148bf;
/* rgb */ color: rgb(81, 72, 191);
/* oklch */ color: oklch(48.2% 0.180 280.6);

Tailwind

colors: {
  custom: {
    50: '#8c7bd3',
    500: '#5148bf',
    950: '#000000',
  },
}

SCSS

$custom: #5148bf;
$custom-light: #8c7bd3;
$custom-dark: #000000;

JSON

{
  "hex": "#5148bf",
  "rgb": {
    "r": 81,
    "g": 72,
    "b": 191
  },
  "hsl": {
    "h": 244.538,
    "s": 48.178,
    "l": 51.569
  },
  "oklch": {
    "l": 0.48202,
    "c": 0.17978,
    "h": 280.6
  },
  "luminance": 0.10146
}

Semantic roles & 50–950 ramp

primary

#5148BF

secondary

#C8CC97

accent

#D850CD

background

#F9F7FD

surface

#F1EEFA

border

#CBC9D3

text

#0D0914

muted

#7E7B83

Preview Lab

Preview with #5148BF

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →